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[kawr-ti-kuh l] /ˈkɔr tɪ kəl/
Anatomy. of, pertaining to, resembling, or consisting of cortex.
Physiology. resulting from the function or condition of the cerebral cortex.
Botany. of or relating to the cortex.
Origin of cortical
1665-75; < New Latin corticālis, equivalent to Latin cortic- (stem of cortex) cortex + -ālis -al1
Related forms
cortically, adverb
intercortical, adjective
noncortical, adjective
noncortically, adverb Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for cortical
  • The cortical and subcortical areas don't develop properly in abused children.
  • The kidney is composed of an internal medullary and an external cortical substance.
  • These are the follicles in their earliest condition, and the layer where they are found has been termed the cortical layer.
  • Most scholars concerned with the material basis of consciousness are cortical chauvinists.
  • Lazar has found that meditation may help prevent the rate of cortical thinning with age.
  • Hippocampal scans turned up more of the marker than the cortical images.
  • When she said that the phantom was approaching her face, they observed an increase in visual cortical activity.
  • Brain scans show that, compared to a real tickle, cortical areas that process sensation are less active during a self-tickle.
  • The involved cortical layers still sought unique connections.
  • In point of fact, as long as they are sticking to cortical functional units it's pretty unlikely they'd get that anyway.
Word Origin and History for cortical

1670s, from Modern Latin corticalis, from cortex "bark of a tree" (see cortex).

Online Etymology Dictionary, © 2010 Douglas Harper
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cortical in Medicine

cortical cor·ti·cal (kôr'tĭ-kəl)

  1. Of, relating to, derived from, or consisting of cortex.

  2. Of, relating to, associated with, or depending on the cerebral cortex.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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